CN221094196U - Converter positioner - Google Patents

Converter positioner Download PDF

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Publication number
CN221094196U
CN221094196U CN202322562665.9U CN202322562665U CN221094196U CN 221094196 U CN221094196 U CN 221094196U CN 202322562665 U CN202322562665 U CN 202322562665U CN 221094196 U CN221094196 U CN 221094196U
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China
Prior art keywords
furnace body
converter
jacking
ring
support frame
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CN202322562665.9U
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Chinese (zh)
Inventor
曲操
李晨光
张文博
张猛
赵京伟
陶光军
张宇生
张小辉
孙万有
杨亮亮
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Beijing Shougang Co Ltd
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Beijing Shougang Co Ltd
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Priority to CN202322562665.9U priority Critical patent/CN221094196U/en
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Abstract

The utility model relates to the technical field of converters, and discloses a converter positioning device, which comprises: the first support frame comprises a plurality of first upright posts for supporting the furnace body; the second support frame comprises a plurality of second upright posts for supporting the trunnion ring, and the second support frame is connected with the first support frame; the first jacking mechanisms are fixed on the first upright posts, at least three first jacking mechanisms are arranged at intervals, and the plurality of first jacking mechanisms are used for jacking the furnace body; the second jacking mechanisms are fixed on the second upright posts, at least three second jacking mechanisms are arranged at intervals, and a plurality of second jacking mechanisms are used for jacking the backing ring; the converter positioning device can support the furnace body and the backing ring, is convenient for alignment, can assist in positioning through stable support after the furnace body and the backing ring are aligned, avoids easy offset rotation after the furnace body and the backing ring are aligned, and is particularly suitable for replacing a converter spherical hinge device.

Description

Converter positioner
Technical Field
The utility model relates to the technical field of converters, in particular to a converter positioning device.
Background
The suspension type converter for steelmaking comprises a furnace body and a backing ring, wherein the backing ring is annularly arranged on the outer side of the furnace body, one side of the backing ring is connected with a tilting mechanism, the other side of the backing ring is connected with a supporting mechanism, a spherical hinge device is arranged between the backing ring and the furnace body, and the spherical hinge device is used for connecting the furnace body and the backing ring and transmitting tilting torque and is key equipment for stable and safe operation of the converter.
The spherical hinge device needs to be replaced regularly as a wearing part, maintenance items and installation processes which are carried out every time the spherical hinge device is replaced need to be stopped for about 20 days, the key process of replacing the spherical hinge device is positioning and aligning work among the spherical hinge, the furnace body and the backing ring, once the positioning and aligning of the spherical hinge device are inaccurate in the construction process, the wearing of the spherical hinge device can be quickened after production, corresponding equipment hidden danger and potential safety hazards exist, meanwhile, the replacement frequency of the spherical hinge device can be improved, the stopping time of the converter is improved, the steel yield of the converter can be obviously reduced, and serious economic loss is caused.
The alignment and positioning work of the furnace body and the backing ring are the premise that the positioning of the spherical hinge device is accurate, and the furnace body and the backing ring are rotated and are huge in volume, and particularly after the spherical hinge device is disassembled, the furnace body and the backing ring can move relatively, so that the furnace body and the backing ring are not easy to perform accurate alignment work, the furnace body and the backing ring are also difficult to perform effective positioning after alignment, the alignment positions of the furnace body and the backing ring are not easy to maintain, and further the accurate positioning of the spherical hinge device to be installed is difficult to be ensured.
Disclosure of utility model
The utility model aims at: to conventional suspension type converter, when changing spherical hinge device, there is furnace body and the problem of support circle alignment and location difficulty, provide a converter positioner, be convenient for carry out alignment work to furnace body and support circle, and can carry out assistance-localization after furnace body and support circle alignment, easily the skew rotates after avoiding furnace body and support circle alignment, and then ensure spherical hinge device's alignment and installation accuracy, avoid accelerating spherical hinge device's wearing and tearing, thereby avoid improving the downtime of converter, guarantee the economic benefits of converter.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
A converter positioning device comprising:
The first support frame comprises a plurality of first upright posts for supporting the furnace body;
the second support frame comprises a plurality of second upright posts for supporting the trunnion ring, and the second support frame is connected with the first support frame;
The first jacking mechanisms are fixed on the first upright posts, at least three first jacking mechanisms are arranged at intervals, and the plurality of first jacking mechanisms are used for jacking the furnace body;
The second jacking mechanisms are fixed on the second upright posts, at least three second jacking mechanisms are arranged at intervals, and a plurality of second jacking mechanisms are used for jacking the backing ring.
According to the converter positioning device, the furnace body and the backing ring can be supported, alignment is convenient, auxiliary positioning can be performed through stable support after the furnace body and the backing ring are aligned, offset rotation is avoided after the furnace body and the backing ring are aligned, alignment and installation accuracy of the spherical hinge device are further ensured, abrasion of the spherical hinge device is avoided to be accelerated, accordingly, shutdown time of a converter is prevented from being improved, and economic benefit of the converter is ensured.
In some alternative embodiments, the first lifting mechanism acts on the reinforcing ring at the bottom of the furnace body, and the second lifting mechanism acts on the bottom surface of the backing ring.
In some alternative embodiments, the first lifting mechanism and the second lifting mechanism are each provided with four.
In some alternative embodiments, diagonal lacing wires are disposed between adjacent first posts, and diagonal lacing wires are also disposed between adjacent second posts.
In some alternative embodiments, the diagonal lacing wire is provided with a gusset at the junction.
In some optional embodiments, the converter positioning device further comprises a positioning piece, the positioning piece comprises a fixing block and a wedge block, the fixing block is fixed on the backing ring, an abutting surface is arranged on one surface, close to the furnace body, of the fixing block, and the wedge block is clamped and fixed between the furnace body and the fixing block.
In some optional embodiments, the first supporting frame further includes a first bottom plate disposed at intervals, and the plurality of first upright posts are fixed to the first bottom plate;
the second support frame also comprises second bottom plates arranged at intervals, and a plurality of second upright posts are fixed on the second bottom plates.
In some alternative embodiments, diagonal braces are provided between adjacent first and second uprights, and connecting bars are provided adjacent the first and second bottom panels.
In some alternative embodiments, the second upright adjacent to the tilting mechanism of the converter is provided with a reinforcing rib.
In some alternative embodiments, adjacent the first upright is connected with a cross bar, adjacent the second upright is also connected with the cross bar, and the cross bar is provided with a ladder.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic installation view of a converter positioning device according to an embodiment;
FIG. 2 is a schematic view of the installation of the first base plate and the second base plate according to the embodiment;
FIG. 3 is a schematic view of a ladder according to an embodiment;
FIG. 4 is a schematic view of a positioning member according to an embodiment;
The marks in the figure: 100-converter positioning device, 110-first support frame, 111-first upright, 112-first jacking mechanism, 113-first bottom plate, 120-second support frame, 121-second upright, 122-second jacking mechanism, 123-second bottom plate, 130-diagonal lacing wire, 140-rib plate, 150-positioning piece, 151-fixed block, 152-wedge block, 160-diagonal lacing wire, 170-connecting rod, 180-cross bar, 190-ladder, 200-furnace body, 210-reinforcing ring, 300-backing ring, 400-tilting mechanism and 500-supporting mechanism.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The spherical hinge device consists of an upper support, a lower support and a ball head part, wherein the upper support is arranged on the furnace body shell in a positioning way, the lower support is arranged on the supporting ring in a positioning way, the ball head part is arranged on the upper support, and the upper support and the lower support form a universal connection relation through the ball head part;
When the spherical hinge device is replaced, the positioning size of the spherical hinge device to be installed is obtained by taking the supporting ring and the furnace body as the reference sizes after the levelness of the supporting ring and the verticality of the furnace body are aligned, namely, the supporting ring and the furnace body are aligned, the spherical hinge device is positioned and installed, particularly, the accurate positioning sizes of the upper support, the lower support and the ball head are obtained, the replacement precision of the spherical hinge device is ensured, therefore, the accurate alignment of the supporting ring and the furnace body is ensured, the position after the alignment is maintained unchanged, the positioning device is an important link for improving the installation quality of the spherical hinge device, and the positioning device is used for facilitating the alignment work of the supporting ring and the furnace body, accurately positioning the supporting ring and the furnace body after the alignment, avoiding the deviation after the alignment, ensuring the functional precision of converter equipment, reducing the failure rate of the operation of the equipment.
The application is described below with reference to specific embodiments in conjunction with the accompanying drawings:
examples
As shown in fig. 1 to 4, a converter positioning apparatus 100 of the present utility model includes:
the first supporting frame 110 includes a plurality of first upright posts 111 for supporting the furnace body 200;
The second supporting frame 120 including a plurality of second columns 121 for supporting the trunnion ring 300, the second supporting frame 120 being connected with the first supporting frame 110;
The first jacking mechanisms 112 are fixed on the first upright posts 111, at least three first jacking mechanisms 112 are arranged at intervals, and a plurality of first jacking mechanisms 112 are used for jacking the furnace body 200;
The second jacking mechanisms 122 are fixed on the second upright posts 121, at least three second jacking mechanisms 122 are arranged at intervals, and a plurality of second jacking mechanisms 122 are used for jacking the supporting ring 300.
The first support frame 110 supports the furnace body 200 through the plurality of first upright posts 111, the second support frame 120 supports the trunnion ring 300 through the plurality of second upright posts 121, the first support frame 110 and the second support frame 120 are mutually connected, so that the pressure can be balanced, the bearing safety of the whole support structure is optimized, the stability of the whole support structure can be effectively improved under the working condition of bearing the furnace body 200 with large volume and heavy weight and the trunnion ring 300, the furnace body 200 and the trunnion ring 300 are prevented from rotating and shifting after forming stable support, the material thickness of the first support frame 110 and the second support frame 120 can be optimized as much as possible on the basis of effective support, and the construction cost is saved;
through at least three first climbing mechanism 112 and at least three second climbing mechanism 122, can form the plane jacking to bulky furnace body 200 and trunnion ring 300 respectively, and then be convenient for change the gradient of trunnion ring 300 and furnace body 200 through the lift adjustment, promptly through the assistance of first climbing mechanism 112, easily accomplish the alignment work to furnace body 200 straightness that hangs down, through the assistance of second climbing mechanism 122, easily accomplish the alignment work to trunnion ring 300 levelness, after the alignment to furnace body 200 and trunnion ring 300, first climbing mechanism 112 and second climbing mechanism 122 stop the lift and remove, then the holding surface of first stand 111 and second stand 121 also can be fixed and no longer change, can maintain the position after furnace body 200 and trunnion ring 300 alignment correspondingly, and then ensure alignment and the installation accuracy of spherical hinge device.
The converter positioning device 100 can support the furnace body 200 and the backing ring 300, is convenient for alignment, can assist in positioning through stable support after the furnace body 200 and the backing ring 300 are aligned, avoids easy offset rotation after the furnace body 200 and the backing ring 300 are aligned, further ensures alignment and installation accuracy of the spherical hinge device, avoids accelerated abrasion of the spherical hinge device, avoids improvement of downtime of the converter, and ensures economic benefit of the converter.
In some alternative embodiments, the first jacking mechanism 112 is fixed to the top end of the first upright 111 and acts on the reinforcing ring 210 at the bottom of the furnace body 200, and the second jacking mechanism 122 is fixed to the top end of the second upright 121 and acts on the bottom surface of the trunnion ring 300.
The bottom of the furnace body 200 is provided with the planar reinforcing ring 210, and as a planar base structure of the furnace body 200, the first jacking mechanism 112 acts on the planar part of the bottom of the furnace body 200, so that compared with the arc-shaped side wall supported on the furnace body 200, a stable jacking point is formed conveniently, and similarly, the second jacking mechanism 122 acts on the bottom surface of the backing ring 300, and a stable jacking point is also formed easily;
the first lifting mechanism 112 can be fixed at the top of the first upright 111 and only used for lifting operation, the top of the first upright 111 can form an adjustable support for the furnace body 200 through a cushion block, in addition, the first lifting mechanism 112 can be directly fixed at the top of the first upright 111, the furnace body 200 can be supported after lifting operation, namely, the supporting surface of the first upright 111 to the furnace body 200 is formed by combining a plurality of first lifting mechanisms 112, and in the same way, the second lifting mechanism 122 can also be used for selecting lifting and then continuously participating in the support of the trunnion ring 300, so that after the furnace body 200 and the trunnion ring 300 are aligned, stable supporting and positioning can be directly formed, the furnace body 200 and the trunnion ring 300 are prevented from rotating, and the structure is simple and reliable, and the supporting height of the first upright 111 and the second upright 121 does not need to be additionally adjusted.
In some alternative embodiments, the first jacking mechanism 112 and the second jacking mechanism 122 are each provided with four.
Four first climbing mechanisms 112 with reasonable intervals form four jacking points based on the annular structure of the reinforcing ring 210, four vertexes serving as rectangles are distributed on the reinforcing ring 210, the perpendicularity of the furnace body 200 can be adjusted quickly through the matching adjustment of the four jacking points, the number of the jacking points is controlled, the first supporting frame 110 structure is simplified, the excessive first upright columns 111 are avoided, the equipment cost is saved, and similarly, the supporting ring 300 based on the annular structure is also provided with four second climbing mechanisms 122, so that the levelness of the supporting ring 300 can be adjusted quickly, and meanwhile, the structure of the second supporting frame 120 is optimized.
In some alternative embodiments, diagonal braces 130 are provided between adjacent first columns 111 and diagonal braces 130 are also provided between adjacent second columns 121.
The first support frame 110 and the second support frame 120 are respectively provided with a plurality of diagonal lacing wires 130, so that the overall stability of the first support frame 110 formed by a plurality of first upright posts 111 is effectively improved, the overall stability of the second support frame 120 formed by a plurality of second upright posts 121 is improved, the bearing capacity of the first support frame 110 and the second support frame 120 is enhanced, and particularly, the bearing capacity of the first support frame 110 and the second support frame 120 is better in stability when bearing the gravity in a non-vertical direction.
In some alternative embodiments, the gusset 140 is provided at the junction of the diagonal lacing wire 130.
A plurality of rib plates 140 are welded on the first support frame 110 and the second support frame 120, the rib plates 140 are located at the intersection positions of the inclined lacing wires 130 and the connection positions of the inclined lacing wires 130 and the first upright 111 and the second upright 121, so that the structural strength of the inclined lacing wires 130 can be enhanced, and the support stability of the first support frame 110 and the second support frame 120 can be further enhanced.
In some alternative embodiments, the converter positioning device 100 further includes a positioning member 150, where the positioning member 150 includes a fixing block 151 and a wedge block 152, the fixing block 151 is fixed on the trunnion ring 300, one surface of the fixing block 151 near the furnace body 200 is provided with an abutment surface, and the wedge block 152 is clamped between the furnace body 200 and the fixing block 151.
After the furnace body 200 and the retainer ring 300 are aligned, the positioning piece 150 is used for assisting in maintaining the relative positions of the retainer ring 300 and the furnace body 200 unchanged, and because the furnace body 200 and the retainer ring 300 are stably supported by the first support frame 110 and the second support frame 120, the furnace body 200 and the retainer ring 300 are not easy to rotate and deviate, but hidden danger of horizontal rotation still exists, so that the relative positions of the furnace body 200 and the retainer ring 300 are changed, the installation and the positioning of the spherical hinge device are not facilitated, and after the original spherical hinge device is removed and the alignment of the furnace body 200 and the retainer ring 300 is completed, the furnace body 200 and the retainer ring 300 are temporarily fixedly connected through the positioning piece 150, the relative displacement of the furnace body 200 and the retainer ring 300 can be avoided, and the positioning accuracy is ensured;
The locating piece 150 includes fixed block 151 and wedge 152, and the inclined plane of wedge 152 can form better butt with the arc side of furnace body 200, and the butt face of fixed block 151 has sufficient frictional force simultaneously, and then the wedge 152 of being convenient for can chucking between fixed block 151 and furnace body 200, forms firm dismantlement and connects, after the ball pivot device accomplishes the change, also is convenient for dismantle reuse.
In some alternative embodiments, the first supporting frame 110 further includes a first bottom plate 113 disposed at intervals, and the plurality of first upright posts 111 are fixed to the first bottom plate 113;
The second supporting frame 120 further includes a second bottom plate 123 disposed at intervals, and a plurality of second columns 121 are all fixed to the second bottom plate 123.
In order not to destroy the ground below the converter, the placing position of the support frame is convenient to adjust simultaneously, the first support frame 110 is provided with a first bottom plate 113 to fixedly install a plurality of first stand columns 111, the second support frame 120 is provided with a second bottom plate 123 to fixedly install a plurality of second stand columns 121, and in order to facilitate carrying and moving the first support frame 110 and the second support frame 120, the first bottom plate 113 and the second bottom plate 123 can be composed of a plurality of plates arranged at intervals, and on the basis of guaranteeing the supporting strength, the material cost can be effectively saved.
In some alternative embodiments, diagonal braces 160 are provided between adjacent first and second uprights 111, 121, and connecting bars 170 are provided adjacent first and second bottom panels 113, 123.
The first bottom plate 113 and the second bottom plate 123 vertically correspond to the bottom surfaces of the backing ring 300 and the furnace body 200 respectively, the first bottom plate 113 and the second bottom plate 123 form a connection relationship through the connecting rod 170, the first upright column 111 and the second upright column 121 form a connection relationship through the diagonal draw bar 160, and then the connecting rod 170 and the diagonal draw bar 160 cooperate to form a connection relationship between the first support frame 110 and the second support frame 120, so that the integrity of the first support frame 110 and the second support frame 120 is realized, and the stability of the whole support structure can be improved from multiple aspects;
In some alternative embodiments, a stiffener is provided adjacent the second column 121 of the converter tilting mechanism 400.
Because the two sides of the backing ring 300 are respectively connected with the tilting mechanism 400 and the supporting mechanism 500 of the converter, the structural strength of the backing ring 300 is not uniform, and the thickness of the material of one side of the backing ring 300 close to the tilting mechanism 400 is larger than that of the other side, and correspondingly, the material has larger gravity, so that the requirement on the bearing capacity of the second upright post 121 close to the tilting mechanism 400 is higher, the structural strength of the second upright post 121 can be effectively improved through the arrangement of the reinforcing ribs, the corresponding bearing requirement is met, or the material with enough thickness of the second upright post 121 close to the tilting mechanism 400 can be directly selected to achieve the bearing requirement.
In some alternative embodiments, adjacent first uprights 111 are coupled to a crossbar 180, and adjacent second uprights 121 are also coupled to crossbar 180, and crossbar 180 mounts a ladder 190.
The cross rod 180 can further improve the structural strength of the first support frame 110 and the second support frame 120, the cross rod 180 can be added at the intersection point of the diagonal tie 130 and the upright post, the cross rod 180 is connected and fixed together by the rib plate 140 convenient to set, meanwhile, the ladder stand 190 can be installed by utilizing the cross rod 180 at the top of the support frame, a worker can conveniently maintain the furnace body 200 or the trunnion ring 300 by utilizing the converter positioning device 100, and the maintenance operation comprises, but is not limited to, installing a gasket of a jacking mechanism on a jacking mechanism, adjusting manual measurement of alignment size and the like.
Based on the convenience of production and processing and the requirements of specific working conditions, certain choices and combinations are made in various alternative embodiments, as shown in fig. 1, the installation schematic diagram of the converter positioning device 100 is shown, the supporting mechanism 500 and the tilting mechanism 400 of the converter are arranged at intervals in the transverse direction, and the travelling rail of the haulage trolley is longitudinally paved on the ground below the converter.
Specifically, the first supporting frame 110 provided at the bottom of the furnace body 200 includes four first upright posts 111, as shown in fig. 2, the four first upright posts 111 are fixed on the first bottom plate 113, the first bottom plate 113 is composed of two steel billets 7000 x 1000 x 200mm, and the two steel billets are transversely laid on the track, that is, the length direction of the steel billets is transverse, and are longitudinally arranged at intervals, so as to play a role in supporting and transmitting lifting and debugging loads.
The four first upright posts 111 are steel pipes with phi 377 x 12mm, steel plates with the thickness of 30mm are fixed at the top ends of the steel pipes to serve as mounting platforms of the first jacking mechanisms 112, the top ends of the first upright posts 111 vertically correspond to reinforcing rings 210 of the furnace bottom, the bottom surfaces of the machining rings are reasonably distributed at intervals, for example, square top positions are evenly formed at intervals, a plurality of crossed diagonal lacing wires 130 are welded between the adjacent first upright posts 111, stability of the first upright posts 111 is further improved, the first upright posts 111 are ensured not to shake when the first jacking mechanisms 112 work, channel steel can be selected as the diagonal lacing wires 130, and rib plates 140 are arranged at the crossing positions of the diagonal lacing wires 130 and the connecting positions of the diagonal lacing wires 130 and the first upright posts 111; a plurality of horizontal cross bars 180 are further connected between the adjacent first upright posts 111, one cross bar 180 is welded at the middle part and the top of each first upright post 111, and as shown in fig. 3, a ladder 190 with the height of 5300mm is further installed on one side surface of the first support frame 110 through the upper cross bar 180 and the lower cross bar 180.
The top ends of the four first upright posts 111 are respectively fixed with one first lifting mechanism 112, four electric jacks 150t can be selected for the four first lifting mechanisms 112, the lifting height of the jacks can be conveniently and remotely adjusted through a remote controller, the four first lifting mechanisms 112 are distributed at four positions of the furnace bottom to form a supporting plane, and the perpendicularity of the furnace body 200 can be adjusted by lifting through the combination of the four first lifting mechanisms 112.
The second support frame 120 that the retainer plate 300 bottom was equipped with, including four second stands 121, four second stands 121 are fixed on second bottom plate 123, and second bottom plate 123 comprises two 7000 2000 200 mm's steel billets, and the transverse laying of two steel billets is on the track, and the length direction of steel billet is horizontal promptly, and the interval sets up in vertical, plays the effect of supporting and transmitting jacking, debugging load, and second bottom plate 123 just is located the both sides of first bottom plate 113, and four steel billets set up side by side promptly, and adjacent first bottom plate 113 and second bottom plate 123 still are connected with a plurality of connecting rods 170.
The four second columns 121 are steel pipes with the diameter of phi 377 x 12mm, steel plates with the thickness of 30mm are fixed at the top ends of the steel pipes to serve as mounting platforms of the second jacking mechanisms 122, the top ends of the second columns 121 vertically correspond to the bottom surface of the backing ring 300, the bottom surfaces of the backing ring 300 are reasonably distributed at intervals, two second columns 121 close to the tilting mechanisms 400 are provided with reinforcing ribs, vertical bearing capacity of the second columns is improved, a plurality of crossed diagonal braces 130 are welded between the adjacent second columns 121, stability of the second columns 121 can be further improved, the second columns 121 are ensured not to shake when the second jacking mechanisms 122 work, the diagonal braces 130 can be channel steel, rib plates 140 are arranged at the crossing positions of the diagonal braces 130 and the connecting positions of the second columns 121, in addition, diagonal braces 160 are welded between the adjacent first columns 111 and the second columns 121, the diagonal braces 160 are arranged in a crossing mode, and the joint positions are also provided with rib plates 140 for structural reinforcement; a plurality of horizontal cross bars 180 are also connected between the adjacent second upright posts 121, one cross bar 180 is welded at the middle part and the top of each second upright post 121, and a cat ladder 190 with the height of 9000mm is further installed on one side surface of the second supporting frame 120 through the upper cross bars 180 and the lower cross bars 180.
The top ends of the four second upright posts 121 are respectively fixed with a second lifting mechanism 122, two second lifting mechanisms 122 close to the tilting mechanism 400 can be two electric jacks of 320t, the remaining two second lifting mechanisms 122 are two electric jacks of 200t, the four second lifting mechanisms 122 are distributed at four directions of the backing ring 300 to form a supporting plane, and the levelness of the backing ring 300 can be adjusted by lifting through the combination of the four second lifting mechanisms 122.
Four positioning pieces 150 are arranged at the top of the trunnion ring 300 at intervals in the circumferential direction, as shown in fig. 4, each positioning piece 150 comprises a fixed block 151 and a wedge-shaped block 152, the fixed block 151 can be processed by a 30mm steel plate machine, the fixed block 151 is an L-shaped structural member and can be fixedly arranged at the corner of the top of the trunnion ring 300, after the fixed block 151 is arranged, one surface of the fixed block 151, which is close to the furnace body 200, is used as an abutting surface, and the wedge-shaped block 152 can be clamped between the fixed block 151 and the side wall of the furnace body 200 from above and can be clamped and fixed by knocking to prevent the furnace body 200 and the trunnion ring 300 from generating relative displacement;
When the spherical hinge device is replaced, after the converter is stopped, the furnace mouth is upwards, the backing ring 300 and the furnace body 200 are initially positioned through the temporary connecting plate, and after the spherical hinge device of the converter is removed, an operator finishes the installation of the first support frame 110 and the second support frame 120 according to preset supporting points; the electric jacks are arranged at the top ends of the first upright 111 and the second upright 121, and the temporary connecting plate can be removed after the furnace body 200 and the trunnion ring 300 are supported;
The levelness of the backing ring 300 and the verticality of the furnace body 200 are measured by using a measuring instrument, the sizes of the backing ring 300 and the furnace body 200 are adjusted by using an electric jack according to the measured sizes, the levelness of the backing ring 300 and the verticality of the furnace body 200 are ensured to meet the requirements, the backing ring and the furnace body 200 are fixed to serve as reference sizes, alignment work is completed, after the reference sizes are confirmed, the positioning piece 150 is installed between the backing ring 300 and the furnace body 200 for auxiliary positioning, the fixing block 151 and the wedge block 152 are required to be matched and ground before being installed on site and marked by using a marker pen, the pair of the fixing block 151 and the wedge block 152 are applied to be used when being used on site, the installation precision is ensured, the reference sizes are prevented from being changed, and finally the installation positions of the spherical hinge device to be installed are measured and positioned by the reference sizes, so that the positioning accuracy of the spherical hinge device to be installed is ensured.
The converter positioning device 100 provided by the application can support the furnace body 200 and the backing ring 300, is convenient for alignment, can assist in positioning through stable support after the furnace body 200 and the backing ring 300 are aligned, avoids easy offset rotation after the furnace body 200 and the backing ring 300 are aligned, ensures the accuracy of levelness of the backing ring 300 and the verticality of the furnace body 200, further ensures the positioning standard dimension of the spherical hinge device, ensures the alignment and the installation precision of the spherical hinge device, can ensure the functional precision of equipment operation, reduces the equipment failure rate, can improve the working efficiency by selecting and using an electric jack, reduces manual intervention, can realize synchronous operation and independent operation of a plurality of jacks, has high jacking adjustment precision, is convenient for assisting in completing accurate alignment work, and improves the working efficiency and the safety coefficient of constructors.
It should be noted that all the directional indicators in the embodiments of the present utility model are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indicators are correspondingly changed.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

Claims (10)

1. A converter positioning device, comprising:
A first supporting frame (110) comprising a plurality of first upright posts (111) for supporting the furnace body (200);
A second supporting frame (120) including a plurality of second columns (121) for supporting the trunnion ring (300), the second supporting frame (120) being connected to the first supporting frame (110);
The first jacking mechanisms (112) are fixed on the first upright posts (111), at least three first jacking mechanisms (112) are arranged at intervals, and a plurality of first jacking mechanisms (112) are used for jacking the furnace body (200);
The second jacking mechanisms (122) are fixed on the second upright posts (121), at least three second jacking mechanisms (122) are arranged at intervals, and a plurality of second jacking mechanisms (122) are used for jacking the backing ring (300).
2. The converter positioning device according to claim 1, wherein the first lifting mechanism (112) acts on a reinforcing ring (210) at the bottom of the furnace body (200), and the second lifting mechanism (122) acts on the bottom surface of the trunnion ring (300).
3. The converter positioning device according to claim 2, characterized in that the first jacking mechanism (112) and the second jacking mechanism (122) are each provided with four.
4. The converter positioning device according to claim 1, characterized in that diagonal tie (130) is provided between adjacent first uprights (111), and diagonal tie (130) is also provided between adjacent second uprights (121).
5. The converter positioning device according to claim 4, characterized in that the diagonal tie (130) is provided with a gusset (140) at the junction.
6. The converter positioning device according to claim 1, wherein the converter positioning device (100) further comprises a positioning piece (150), the positioning piece (150) comprises a fixed block (151) and a wedge-shaped block (152), the fixed block (151) is fixed on the backing ring (300), an abutting surface is arranged on one surface, close to the furnace body (200), of the fixed block (151), and the wedge-shaped block (152) is clamped and fixed between the furnace body (200) and the fixed block (151).
7. The converter positioning device according to any one of claims 1 to 6, wherein the first support frame (110) further comprises a first bottom plate (113) arranged at intervals, and a plurality of first upright posts (111) are fixed on the first bottom plate (113);
The second support frame (120) further comprises second bottom plates (123) arranged at intervals, and a plurality of second upright posts (121) are fixed on the second bottom plates (123).
8. The converter positioning device according to claim 7, characterized in that a diagonal tie (160) is provided between adjacent first (111) and second (121) uprights, and a connecting rod (170) is provided adjacent the first (113) and second (123) bottom plates.
9. A positioning device according to claim 8, characterized in that the second upright (121) close to the tilting mechanism (400) of the converter is provided with stiffening ribs.
10. The converter positioning device according to claim 1, characterized in that adjacent first uprights (111) are connected with a cross bar (180), adjacent second uprights (121) are also connected with the cross bar (180), the cross bar (180) being equipped with a ladder (190).
CN202322562665.9U 2023-09-20 2023-09-20 Converter positioner Active CN221094196U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322562665.9U CN221094196U (en) 2023-09-20 2023-09-20 Converter positioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322562665.9U CN221094196U (en) 2023-09-20 2023-09-20 Converter positioner

Publications (1)

Publication Number Publication Date
CN221094196U true CN221094196U (en) 2024-06-07

Family

ID=91311252

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322562665.9U Active CN221094196U (en) 2023-09-20 2023-09-20 Converter positioner

Country Status (1)

Country Link
CN (1) CN221094196U (en)

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